erdsze2lem2 - Mathbox for Mario Carneiro

	Mathbox for Mario Carneiro		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > Mathboxes > erdsze2lem2		Structured version Visualization version GIF version

Theorem erdsze2lem2 33798

Description: Lemma for erdsze2 33799. (Contributed by Mario Carneiro, 22-Jan-2015.)

**Hypotheses**
Ref	Expression
erdsze2.r	⊢ (𝜑 → 𝑅 ∈ ℕ)
erdsze2.s	⊢ (𝜑 → 𝑆 ∈ ℕ)
erdsze2.f	⊢ (𝜑 → 𝐹:𝐴–1-1→ℝ)
erdsze2.a	⊢ (𝜑 → 𝐴 ⊆ ℝ)
erdsze2lem.n	⊢ 𝑁 = ((𝑅 − 1) · (𝑆 − 1))
erdsze2lem.l	⊢ (𝜑 → 𝑁 < (♯‘𝐴))
erdsze2lem.g	⊢ (𝜑 → 𝐺:(1...(𝑁 + 1))–1-1→𝐴)
erdsze2lem.i	⊢ (𝜑 → 𝐺 Isom < , < ((1...(𝑁 + 1)), ran 𝐺))

**Assertion**
Ref	Expression
erdsze2lem2	⊢ (𝜑 → ∃𝑠 ∈ 𝒫 𝐴((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))

Distinct variable groups: 𝐴,𝑠 𝐹,𝑠 𝐺,𝑠 𝑅,𝑠 𝑆,𝑠 𝑁,𝑠 𝜑,𝑠

Proof of Theorem erdsze2lem2 Dummy variables 𝑡 𝑥 𝑦 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		erdsze2lem.n	. . . . 5 ⊢ 𝑁 = ((𝑅 − 1) · (𝑆 − 1))
2		erdsze2.r	. . . . . . 7 ⊢ (𝜑 → 𝑅 ∈ ℕ)
3		nnm1nn0 12454	. . . . . . 7 ⊢ (𝑅 ∈ ℕ → (𝑅 − 1) ∈ ℕ₀)
4	2, 3	syl 17	. . . . . 6 ⊢ (𝜑 → (𝑅 − 1) ∈ ℕ₀)
5		erdsze2.s	. . . . . . 7 ⊢ (𝜑 → 𝑆 ∈ ℕ)
6		nnm1nn0 12454	. . . . . . 7 ⊢ (𝑆 ∈ ℕ → (𝑆 − 1) ∈ ℕ₀)
7	5, 6	syl 17	. . . . . 6 ⊢ (𝜑 → (𝑆 − 1) ∈ ℕ₀)
8	4, 7	nn0mulcld 12478	. . . . 5 ⊢ (𝜑 → ((𝑅 − 1) · (𝑆 − 1)) ∈ ℕ₀)
9	1, 8	eqeltrid 2842	. . . 4 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
10		nn0p1nn 12452	. . . 4 ⊢ (𝑁 ∈ ℕ₀ → (𝑁 + 1) ∈ ℕ)
11	9, 10	syl 17	. . 3 ⊢ (𝜑 → (𝑁 + 1) ∈ ℕ)
12		erdsze2.f	. . . 4 ⊢ (𝜑 → 𝐹:𝐴–1-1→ℝ)
13		erdsze2lem.g	. . . 4 ⊢ (𝜑 → 𝐺:(1...(𝑁 + 1))–1-1→𝐴)
14		f1co 6750	. . . 4 ⊢ ((𝐹:𝐴–1-1→ℝ ∧ 𝐺:(1...(𝑁 + 1))–1-1→𝐴) → (𝐹 ∘ 𝐺):(1...(𝑁 + 1))–1-1→ℝ)
15	12, 13, 14	syl2anc 584	. . 3 ⊢ (𝜑 → (𝐹 ∘ 𝐺):(1...(𝑁 + 1))–1-1→ℝ)
16	9	nn0red 12474	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ ℝ)
17	16	ltp1d 12085	. . . 4 ⊢ (𝜑 → 𝑁 < (𝑁 + 1))
18	1, 17	eqbrtrrid 5141	. . 3 ⊢ (𝜑 → ((𝑅 − 1) · (𝑆 − 1)) < (𝑁 + 1))
19	11, 15, 2, 5, 18	erdsze 33796	. 2 ⊢ (𝜑 → ∃𝑡 ∈ 𝒫 (1...(𝑁 + 1))((𝑅 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) ∨ (𝑆 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)))))
20		velpw 4565	. . . 4 ⊢ (𝑡 ∈ 𝒫 (1...(𝑁 + 1)) ↔ 𝑡 ⊆ (1...(𝑁 + 1)))
21		imassrn 6024	. . . . . . . 8 ⊢ (𝐺 “ 𝑡) ⊆ ran 𝐺
22		f1f 6738	. . . . . . . . . 10 ⊢ (𝐺:(1...(𝑁 + 1))–1-1→𝐴 → 𝐺:(1...(𝑁 + 1))⟶𝐴)
23	13, 22	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝐺:(1...(𝑁 + 1))⟶𝐴)
24	23	frnd 6676	. . . . . . . 8 ⊢ (𝜑 → ran 𝐺 ⊆ 𝐴)
25	21, 24	sstrid 3955	. . . . . . 7 ⊢ (𝜑 → (𝐺 “ 𝑡) ⊆ 𝐴)
26		erdsze2.a	. . . . . . . . 9 ⊢ (𝜑 → 𝐴 ⊆ ℝ)
27		reex 11142	. . . . . . . . 9 ⊢ ℝ ∈ V
28		ssexg 5280	. . . . . . . . 9 ⊢ ((𝐴 ⊆ ℝ ∧ ℝ ∈ V) → 𝐴 ∈ V)
29	26, 27, 28	sylancl 586	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ∈ V)
30		elpw2g 5301	. . . . . . . 8 ⊢ (𝐴 ∈ V → ((𝐺 “ 𝑡) ∈ 𝒫 𝐴 ↔ (𝐺 “ 𝑡) ⊆ 𝐴))
31	29, 30	syl 17	. . . . . . 7 ⊢ (𝜑 → ((𝐺 “ 𝑡) ∈ 𝒫 𝐴 ↔ (𝐺 “ 𝑡) ⊆ 𝐴))
32	25, 31	mpbird 256	. . . . . 6 ⊢ (𝜑 → (𝐺 “ 𝑡) ∈ 𝒫 𝐴)
33	32	adantr 481	. . . . 5 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐺 “ 𝑡) ∈ 𝒫 𝐴)
34		vex 3449	. . . . . . . . . . . 12 ⊢ 𝑡 ∈ V
35	34	f1imaen 8956	. . . . . . . . . . 11 ⊢ ((𝐺:(1...(𝑁 + 1))–1-1→𝐴 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐺 “ 𝑡) ≈ 𝑡)
36	13, 35	sylan 580	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐺 “ 𝑡) ≈ 𝑡)
37		fzfid 13878	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (1...(𝑁 + 1)) ∈ Fin)
38		simpr 485	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → 𝑡 ⊆ (1...(𝑁 + 1)))
39		ssfi 9117	. . . . . . . . . . . . 13 ⊢ (((1...(𝑁 + 1)) ∈ Fin ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → 𝑡 ∈ Fin)
40	37, 38, 39	syl2anc 584	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → 𝑡 ∈ Fin)
41		enfii 9133	. . . . . . . . . . . 12 ⊢ ((𝑡 ∈ Fin ∧ (𝐺 “ 𝑡) ≈ 𝑡) → (𝐺 “ 𝑡) ∈ Fin)
42	40, 36, 41	syl2anc 584	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐺 “ 𝑡) ∈ Fin)
43		hashen 14247	. . . . . . . . . . 11 ⊢ (((𝐺 “ 𝑡) ∈ Fin ∧ 𝑡 ∈ Fin) → ((♯‘(𝐺 “ 𝑡)) = (♯‘𝑡) ↔ (𝐺 “ 𝑡) ≈ 𝑡))
44	42, 40, 43	syl2anc 584	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((♯‘(𝐺 “ 𝑡)) = (♯‘𝑡) ↔ (𝐺 “ 𝑡) ≈ 𝑡))
45	36, 44	mpbird 256	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (♯‘(𝐺 “ 𝑡)) = (♯‘𝑡))
46	45	breq2d 5117	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝑅 ≤ (♯‘(𝐺 “ 𝑡)) ↔ 𝑅 ≤ (♯‘𝑡)))
47	46	biimprd 247	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝑅 ≤ (♯‘𝑡) → 𝑅 ≤ (♯‘(𝐺 “ 𝑡))))
48		erdsze2lem.i	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐺 Isom < , < ((1...(𝑁 + 1)), ran 𝐺))
49	48	ad2antrr 724	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → 𝐺 Isom < , < ((1...(𝑁 + 1)), ran 𝐺))
50	38	adantr 481	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → 𝑡 ⊆ (1...(𝑁 + 1)))
51		simprl 769	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → 𝑥 ∈ 𝑡)
52	50, 51	sseldd 3945	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → 𝑥 ∈ (1...(𝑁 + 1)))
53		simprr 771	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → 𝑦 ∈ 𝑡)
54	50, 53	sseldd 3945	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → 𝑦 ∈ (1...(𝑁 + 1)))
55		isorel 7271	. . . . . . . . . . . . . 14 ⊢ ((𝐺 Isom < , < ((1...(𝑁 + 1)), ran 𝐺) ∧ (𝑥 ∈ (1...(𝑁 + 1)) ∧ 𝑦 ∈ (1...(𝑁 + 1)))) → (𝑥 < 𝑦 ↔ (𝐺‘𝑥) < (𝐺‘𝑦)))
56	49, 52, 54, 55	syl12anc 835	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → (𝑥 < 𝑦 ↔ (𝐺‘𝑥) < (𝐺‘𝑦)))
57	56	biimpd 228	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) ∧ (𝑥 ∈ 𝑡 ∧ 𝑦 ∈ 𝑡)) → (𝑥 < 𝑦 → (𝐺‘𝑥) < (𝐺‘𝑦)))
58	57	ralrimivva 3197	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ∀𝑥 ∈ 𝑡 ∀𝑦 ∈ 𝑡 (𝑥 < 𝑦 → (𝐺‘𝑥) < (𝐺‘𝑦)))
59		elfznn 13470	. . . . . . . . . . . . . . . 16 ⊢ (𝑡 ∈ (1...(𝑁 + 1)) → 𝑡 ∈ ℕ)
60	59	nnred 12168	. . . . . . . . . . . . . . 15 ⊢ (𝑡 ∈ (1...(𝑁 + 1)) → 𝑡 ∈ ℝ)
61	60	ssriv 3948	. . . . . . . . . . . . . 14 ⊢ (1...(𝑁 + 1)) ⊆ ℝ
62	61	a1i 11	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (1...(𝑁 + 1)) ⊆ ℝ)
63		ltso 11235	. . . . . . . . . . . . 13 ⊢ < Or ℝ
64		soss 5565	. . . . . . . . . . . . 13 ⊢ ((1...(𝑁 + 1)) ⊆ ℝ → ( < Or ℝ → < Or (1...(𝑁 + 1))))
65	62, 63, 64	mpisyl 21	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → < Or (1...(𝑁 + 1)))
66	26	adantr 481	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → 𝐴 ⊆ ℝ)
67		soss 5565	. . . . . . . . . . . . 13 ⊢ (𝐴 ⊆ ℝ → ( < Or ℝ → < Or 𝐴))
68	66, 63, 67	mpisyl 21	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → < Or 𝐴)
69	23	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → 𝐺:(1...(𝑁 + 1))⟶𝐴)
70		soisores 7272	. . . . . . . . . . . 12 ⊢ ((( < Or (1...(𝑁 + 1)) ∧ < Or 𝐴) ∧ (𝐺:(1...(𝑁 + 1))⟶𝐴 ∧ 𝑡 ⊆ (1...(𝑁 + 1)))) → ((𝐺 ↾ 𝑡) Isom < , < (𝑡, (𝐺 “ 𝑡)) ↔ ∀𝑥 ∈ 𝑡 ∀𝑦 ∈ 𝑡 (𝑥 < 𝑦 → (𝐺‘𝑥) < (𝐺‘𝑦))))
71	65, 68, 69, 38, 70	syl22anc 837	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((𝐺 ↾ 𝑡) Isom < , < (𝑡, (𝐺 “ 𝑡)) ↔ ∀𝑥 ∈ 𝑡 ∀𝑦 ∈ 𝑡 (𝑥 < 𝑦 → (𝐺‘𝑥) < (𝐺‘𝑦))))
72	58, 71	mpbird 256	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐺 ↾ 𝑡) Isom < , < (𝑡, (𝐺 “ 𝑡)))
73		isocnv 7275	. . . . . . . . . 10 ⊢ ((𝐺 ↾ 𝑡) Isom < , < (𝑡, (𝐺 “ 𝑡)) → ^◡(𝐺 ↾ 𝑡) Isom < , < ((𝐺 “ 𝑡), 𝑡))
74	72, 73	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ^◡(𝐺 ↾ 𝑡) Isom < , < ((𝐺 “ 𝑡), 𝑡))
75		isotr 7281	. . . . . . . . . 10 ⊢ ((^◡(𝐺 ↾ 𝑡) Isom < , < ((𝐺 “ 𝑡), 𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) → (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)))
76	75	ex 413	. . . . . . . . 9 ⊢ (^◡(𝐺 ↾ 𝑡) Isom < , < ((𝐺 “ 𝑡), 𝑡) → (((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)) → (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
77	74, 76	syl 17	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)) → (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
78		resco 6202	. . . . . . . . . . . . 13 ⊢ ((𝐹 ∘ 𝐺) ↾ 𝑡) = (𝐹 ∘ (𝐺 ↾ 𝑡))
79	78	coeq1i 5815	. . . . . . . . . . . 12 ⊢ (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) = ((𝐹 ∘ (𝐺 ↾ 𝑡)) ∘ ^◡(𝐺 ↾ 𝑡))
80		coass 6217	. . . . . . . . . . . 12 ⊢ ((𝐹 ∘ (𝐺 ↾ 𝑡)) ∘ ^◡(𝐺 ↾ 𝑡)) = (𝐹 ∘ ((𝐺 ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)))
81	79, 80	eqtri 2764	. . . . . . . . . . 11 ⊢ (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) = (𝐹 ∘ ((𝐺 ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)))
82		f1ores 6798	. . . . . . . . . . . . . . 15 ⊢ ((𝐺:(1...(𝑁 + 1))–1-1→𝐴 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐺 ↾ 𝑡):𝑡–1-1-onto→(𝐺 “ 𝑡))
83	13, 82	sylan 580	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐺 ↾ 𝑡):𝑡–1-1-onto→(𝐺 “ 𝑡))
84		f1ococnv2 6811	. . . . . . . . . . . . . 14 ⊢ ((𝐺 ↾ 𝑡):𝑡–1-1-onto→(𝐺 “ 𝑡) → ((𝐺 ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) = ( I ↾ (𝐺 “ 𝑡)))
85	83, 84	syl 17	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((𝐺 ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) = ( I ↾ (𝐺 “ 𝑡)))
86	85	coeq2d 5818	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐹 ∘ ((𝐺 ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡))) = (𝐹 ∘ ( I ↾ (𝐺 “ 𝑡))))
87		coires1 6216	. . . . . . . . . . . 12 ⊢ (𝐹 ∘ ( I ↾ (𝐺 “ 𝑡))) = (𝐹 ↾ (𝐺 “ 𝑡))
88	86, 87	eqtrdi 2792	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝐹 ∘ ((𝐺 ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡))) = (𝐹 ↾ (𝐺 “ 𝑡)))
89	81, 88	eqtrid 2788	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) = (𝐹 ↾ (𝐺 “ 𝑡)))
90		isoeq1 7262	. . . . . . . . . 10 ⊢ ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) = (𝐹 ↾ (𝐺 “ 𝑡)) → ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
91	89, 90	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
92		imaco 6203	. . . . . . . . . 10 ⊢ ((𝐹 ∘ 𝐺) “ 𝑡) = (𝐹 “ (𝐺 “ 𝑡))
93		isoeq5 7266	. . . . . . . . . 10 ⊢ (((𝐹 ∘ 𝐺) “ 𝑡) = (𝐹 “ (𝐺 “ 𝑡)) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
94	92, 93	ax-mp 5	. . . . . . . . 9 ⊢ ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡))))
95	91, 94	bitrdi 286	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
96	77, 95	sylibd 238	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)) → (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
97	47, 96	anim12d 609	. . . . . 6 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((𝑅 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) → (𝑅 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡))))))
98	45	breq2d 5117	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝑆 ≤ (♯‘(𝐺 “ 𝑡)) ↔ 𝑆 ≤ (♯‘𝑡)))
99	98	biimprd 247	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (𝑆 ≤ (♯‘𝑡) → 𝑆 ≤ (♯‘(𝐺 “ 𝑡))))
100		isotr 7281	. . . . . . . . . 10 ⊢ ((^◡(𝐺 ↾ 𝑡) Isom < , < ((𝐺 “ 𝑡), 𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) → (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)))
101	100	ex 413	. . . . . . . . 9 ⊢ (^◡(𝐺 ↾ 𝑡) Isom < , < ((𝐺 “ 𝑡), 𝑡) → (((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)) → (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
102	74, 101	syl 17	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)) → (((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
103		isoeq1 7262	. . . . . . . . . 10 ⊢ ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) = (𝐹 ↾ (𝐺 “ 𝑡)) → ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
104	89, 103	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡))))
105		isoeq5 7266	. . . . . . . . . 10 ⊢ (((𝐹 ∘ 𝐺) “ 𝑡) = (𝐹 “ (𝐺 “ 𝑡)) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
106	92, 105	ax-mp 5	. . . . . . . . 9 ⊢ ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡))))
107	104, 106	bitrdi 286	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((((𝐹 ∘ 𝐺) ↾ 𝑡) ∘ ^◡(𝐺 ↾ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), ((𝐹 ∘ 𝐺) “ 𝑡)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
108	102, 107	sylibd 238	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)) → (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
109	99, 108	anim12d 609	. . . . . 6 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → ((𝑆 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) → (𝑆 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡))))))
110	97, 109	orim12d 963	. . . . 5 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (((𝑅 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) ∨ (𝑆 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)))) → ((𝑅 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))) ∨ (𝑆 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))))
111		fveq2 6842	. . . . . . . . 9 ⊢ (𝑠 = (𝐺 “ 𝑡) → (♯‘𝑠) = (♯‘(𝐺 “ 𝑡)))
112	111	breq2d 5117	. . . . . . . 8 ⊢ (𝑠 = (𝐺 “ 𝑡) → (𝑅 ≤ (♯‘𝑠) ↔ 𝑅 ≤ (♯‘(𝐺 “ 𝑡))))
113		reseq2 5932	. . . . . . . . . 10 ⊢ (𝑠 = (𝐺 “ 𝑡) → (𝐹 ↾ 𝑠) = (𝐹 ↾ (𝐺 “ 𝑡)))
114		isoeq1 7262	. . . . . . . . . 10 ⊢ ((𝐹 ↾ 𝑠) = (𝐹 ↾ (𝐺 “ 𝑡)) → ((𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < (𝑠, (𝐹 “ 𝑠))))
115	113, 114	syl 17	. . . . . . . . 9 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < (𝑠, (𝐹 “ 𝑠))))
116		isoeq4 7265	. . . . . . . . 9 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ 𝑠))))
117		imaeq2 6009	. . . . . . . . . 10 ⊢ (𝑠 = (𝐺 “ 𝑡) → (𝐹 “ 𝑠) = (𝐹 “ (𝐺 “ 𝑡)))
118		isoeq5 7266	. . . . . . . . . 10 ⊢ ((𝐹 “ 𝑠) = (𝐹 “ (𝐺 “ 𝑡)) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
119	117, 118	syl 17	. . . . . . . . 9 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
120	115, 116, 119	3bitrd 304	. . . . . . . 8 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
121	112, 120	anbi12d 631	. . . . . . 7 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ↔ (𝑅 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡))))))
122	111	breq2d 5117	. . . . . . . 8 ⊢ (𝑠 = (𝐺 “ 𝑡) → (𝑆 ≤ (♯‘𝑠) ↔ 𝑆 ≤ (♯‘(𝐺 “ 𝑡))))
123		isoeq1 7262	. . . . . . . . . 10 ⊢ ((𝐹 ↾ 𝑠) = (𝐹 ↾ (𝐺 “ 𝑡)) → ((𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))
124	113, 123	syl 17	. . . . . . . . 9 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))
125		isoeq4 7265	. . . . . . . . 9 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ 𝑠))))
126		isoeq5 7266	. . . . . . . . . 10 ⊢ ((𝐹 “ 𝑠) = (𝐹 “ (𝐺 “ 𝑡)) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
127	117, 126	syl 17	. . . . . . . . 9 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
128	124, 125, 127	3bitrd 304	. . . . . . . 8 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)) ↔ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))
129	122, 128	anbi12d 631	. . . . . . 7 ⊢ (𝑠 = (𝐺 “ 𝑡) → ((𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))) ↔ (𝑆 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡))))))
130	121, 129	orbi12d 917	. . . . . 6 ⊢ (𝑠 = (𝐺 “ 𝑡) → (((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))) ↔ ((𝑅 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))) ∨ (𝑆 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))))
131	130	rspcev 3581	. . . . 5 ⊢ (((𝐺 “ 𝑡) ∈ 𝒫 𝐴 ∧ ((𝑅 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))) ∨ (𝑆 ≤ (♯‘(𝐺 “ 𝑡)) ∧ (𝐹 ↾ (𝐺 “ 𝑡)) Isom < , ^◡ < ((𝐺 “ 𝑡), (𝐹 “ (𝐺 “ 𝑡)))))) → ∃𝑠 ∈ 𝒫 𝐴((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))
132	33, 110, 131	syl6an 682	. . . 4 ⊢ ((𝜑 ∧ 𝑡 ⊆ (1...(𝑁 + 1))) → (((𝑅 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) ∨ (𝑆 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)))) → ∃𝑠 ∈ 𝒫 𝐴((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))))
133	20, 132	sylan2b 594	. . 3 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝒫 (1...(𝑁 + 1))) → (((𝑅 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) ∨ (𝑆 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)))) → ∃𝑠 ∈ 𝒫 𝐴((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))))
134	133	rexlimdva 3152	. 2 ⊢ (𝜑 → (∃𝑡 ∈ 𝒫 (1...(𝑁 + 1))((𝑅 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡))) ∨ (𝑆 ≤ (♯‘𝑡) ∧ ((𝐹 ∘ 𝐺) ↾ 𝑡) Isom < , ^◡ < (𝑡, ((𝐹 ∘ 𝐺) “ 𝑡)))) → ∃𝑠 ∈ 𝒫 𝐴((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠))))))
135	19, 134	mpd 15	1 ⊢ (𝜑 → ∃𝑠 ∈ 𝒫 𝐴((𝑅 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , < (𝑠, (𝐹 “ 𝑠))) ∨ (𝑆 ≤ (♯‘𝑠) ∧ (𝐹 ↾ 𝑠) Isom < , ^◡ < (𝑠, (𝐹 “ 𝑠)))))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 ∨ wo 845 = wceq 1541 ∈ wcel 2106 ∀wral 3064 ∃wrex 3073 Vcvv 3445 ⊆ wss 3910 𝒫 cpw 4560 class class class wbr 5105 I cid 5530 Or wor 5544 ^◡ccnv 5632 ran crn 5634 ↾ cres 5635 “ cima 5636 ∘ ccom 5637 ⟶wf 6492 –1-1→wf1 6493 –1-1-onto→wf1o 6495 ‘cfv 6496 Isom wiso 6497 (class class class)co 7357 ≈ cen 8880 Fincfn 8883 ℝcr 11050 1c1 11052 + caddc 11054 · cmul 11056 < clt 11189 ≤ cle 11190 − cmin 11385 ℕcn 12153 ℕ₀cn0 12413 ...cfz 13424 ♯chash 14230

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5242 ax-sep 5256 ax-nul 5263 ax-pow 5320 ax-pr 5384 ax-un 7672 ax-cnex 11107 ax-resscn 11108 ax-1cn 11109 ax-icn 11110 ax-addcl 11111 ax-addrcl 11112 ax-mulcl 11113 ax-mulrcl 11114 ax-mulcom 11115 ax-addass 11116 ax-mulass 11117 ax-distr 11118 ax-i2m1 11119 ax-1ne0 11120 ax-1rid 11121 ax-rnegex 11122 ax-rrecex 11123 ax-cnre 11124 ax-pre-lttri 11125 ax-pre-lttrn 11126 ax-pre-ltadd 11127 ax-pre-mulgt0 11128 ax-pre-sup 11129

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3065 df-rex 3074 df-rmo 3353 df-reu 3354 df-rab 3408 df-v 3447 df-sbc 3740 df-csb 3856 df-dif 3913 df-un 3915 df-in 3917 df-ss 3927 df-pss 3929 df-nul 4283 df-if 4487 df-pw 4562 df-sn 4587 df-pr 4589 df-op 4593 df-uni 4866 df-int 4908 df-iun 4956 df-br 5106 df-opab 5168 df-mpt 5189 df-tr 5223 df-id 5531 df-eprel 5537 df-po 5545 df-so 5546 df-fr 5588 df-we 5590 df-xp 5639 df-rel 5640 df-cnv 5641 df-co 5642 df-dm 5643 df-rn 5644 df-res 5645 df-ima 5646 df-pred 6253 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-isom 6505 df-riota 7313 df-ov 7360 df-oprab 7361 df-mpo 7362 df-om 7803 df-1st 7921 df-2nd 7922 df-frecs 8212 df-wrecs 8243 df-recs 8317 df-rdg 8356 df-1o 8412 df-oadd 8416 df-er 8648 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-sup 9378 df-dju 9837 df-card 9875 df-pnf 11191 df-mnf 11192 df-xr 11193 df-ltxr 11194 df-le 11195 df-sub 11387 df-neg 11388 df-nn 12154 df-n0 12414 df-xnn0 12486 df-z 12500 df-uz 12764 df-fz 13425 df-hash 14231

This theorem is referenced by: erdsze2 33799

W3C validator